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选主元换基迭代算法
引用本文:冯崇岭. 选主元换基迭代算法[J]. 淮北煤炭师范学院学报(自然科学版), 1992, 0(1)
作者姓名:冯崇岭
作者单位:淮北煤炭师范学院数学系
摘    要:本文用换基迭代的思想对初等变换法进行改进.改进后的算法,只需用初等变换求逆的计算量便可同步求出任一矩阵的秩、向量间的线性关系以及一个最高阶可逆子阵及其逆.若矩阵之间有相同向量,利用本算法可使求逆计算大为简化.

关 键 词:初等交换  换基迭代      线性关系

Algorithm of pivot selection and the Change of base and iteration
Feng Chongling. Algorithm of pivot selection and the Change of base and iteration[J]. Journal of Huaibei Coal Industry Teachers College(Natural Science edition), 1992, 0(1)
Authors:Feng Chongling
Affiliation:The Department of Mathematics
Abstract:In this paper, based on the theory of the change of base and iteration, the method of elementary operation is improved. By the improved method, the rank of any matrix,the linear relation of vectors,the highest order invertible submatrix and its inverse can be given in the mean time, the quantity of which is the quantity of inverse matrix worked out only by the elementary operation.To matrixes with same vectors,the quantity of obtainning inverse matrix can be far reduced this way.
Keywords:elementary operation. change of base and iteration. rank of matrix.inverse marix  linear relation.
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